This as name suggests contains 63% copper plus 35% Zinc and 63%
Copper plus 37% Zinc respectively. Compared to 70:30 Brass it has less ductility and its
field of application is more or less same as Brass 70:30.

This Brass contains copper between 56 to 60% with lead varying
between 1.5 to 2.8% and balance as Zinc. As the name suggests this alloy is used
where items require lot of machining operation. This alloy is generally supplied in
rod and wire form.

This Brass contains
copper between 58% to 62% of Copper with lead between 0.8 to 1.8% and balance
as Zinc. This alloy is best suited for items which require forging and subsequent
machining operations.